A few things involving Vampire mythology in the Moonlight 'verse differ from other Vampire lore:
1. A stake to the heart will paralyze a vampire, but will not kill him/her.
2. The only confirmed way to kill a vampire is by beheading or immolation.
3. Silver is toxic to vampires.
4. Vampires can survive exposure to daylight and even direct sunlight, but it is harmful to them.
5. Vampires have a pulse, and are not cold blooded.
6. Vampires cannot taste, and cannot metabolize food. The rely on blood to survive.